Note: If you receive a message after downloading that it may be unsafe (this is a false-positive report that sometimes comes up from cloud distributed files), click the arrow on the right-hand side of the notice, and click Keep.

After this, follow the steps below to fully uninstall and reinstall the TAP adapter, and the application, in full:

The steps below MUST be followed in the exact order listed

Go to the Search bar in your taskbar, search for Device Manager, and open the link that appears.

Expand the Network Adapters category.

If you see "TAP-Windows Adapter V9 #2", right-click on it, and and click Uninstall.

In the popup confirmation box, checkmark the option to also delete the driver's software, then click Ok.

Expand Other Devices or Unknown Devices (if in the list).

If you see any instances of an Unknown Device listed there, right-click on it, and choose Uninstall.

Go to the Search bar in your taskbar, and search for Uninstall Private Internet Access, then click the link that appears.

Confirm any popup boxes that might appear, then power off your computer completely.

"Shutdown" please .. not the "Restart"

Wait about 30 seconds, then power your computer back up.

Find the fresh copy of the installer you downloaded above, right-click on it, and choose Run as Administrator.